CVE-2026-16225

MediumCVSS 6.3/10Last modified Oct 24, 2026

Description

A security flaw has been discovered in davenardella snap7 up to 1.4.3. The impacted element is the function TSnap7Peer::NegotiatePDULength of the file src/core/s7_peer.cpp. The manipulation of the argument PDULength results in out-of-bounds write. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.

Metrics

CVSS 3.1 6.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weakness enumeration

CWE-119 CWE-787

Affected software

No affected versions have been published.

Timeline

Published: Jul 19, 2026
Last modified: Oct 24, 2026
NVD status: Deferred

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